This planet is made of diamonds (and other things we didn’t cover)

As it turns out, one in three cats might be a serial killer. Now that you’ve learned that slightly unnerving factoid, here’s some new bits to take your mind off of what your cat may or may not be doing at home right now.

Researchers from Yale University recently discovered a new exoplanet that’s twice the size of Earth. What makes this planet of particular interest is that it has a chemical composition that is significantly different than Earth's. In fact, scientists theorize that the planet's surface may be lined with graphite and diamonds. Crazy. [via Popular Science]

We’ve seen crazy DIY goggles that let you take control of your dreams in the past, but now there’s a commercial version of this eyewear for those who want to make their own Inception-style sleeping adventures. The Remee is a sleeping mask equipped with six LEDs that can trigger a state of lucid dreaming in which you know you are dreaming. Even crazier. [via Gizmodo]

Need another reason to plunk down $35 to buy a RaspberryPi Model B? The Raspberry Pi Foundation gave its mini PC a boost and doubled its memory to 512MB, but kept the price the same. If you ordered a Raspberry Pi but haven't gotten it yet, fear not; you'll get the memory upgrade for no additional charge.